[PATCH v5] powerpc/64s: support nospectre_v2 cmdline option

Andrew Donnellan ajd at linux.ibm.com
Tue Jul 9 18:08:24 AEST 2019

On 5/6/19 5:42 pm, Andrew Donnellan wrote:
> On 24/5/19 12:46 pm, Christopher M. Riedl wrote:
>> Add support for disabling the kernel implemented spectre v2 mitigation
>> (count cache flush on context switch) via the nospectre_v2 and
>> mitigations=off cmdline options.
>> Suggested-by: Michael Ellerman <mpe at ellerman.id.au>
>> Signed-off-by: Christopher M. Riedl <cmr at informatik.wtf>
>> Reviewed-by: Andrew Donnellan <ajd at linux.ibm.com>
> snowpatch is whinging about this breaking the build for some reason... 
> https://patchwork.ozlabs.org/patch/1104583/

Upon further inspection, it appears this was bogus, and now snowpatch is 
passing it happily.

Andrew Donnellan              OzLabs, ADL Canberra
ajd at linux.ibm.com             IBM Australia Limited

More information about the Linuxppc-dev mailing list